<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="关联用户ID" prop="userId">
        <el-input
          v-model="queryParams.userId"
          placeholder="请输入关联用户ID"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="关联商品ID" prop="productId">
        <el-input
          v-model="queryParams.productId"
          placeholder="请输入关联商品ID"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="创建时间" prop="createdAt">
        <el-date-picker clearable
          v-model="queryParams.createdAt"
          type="date"
          value-format="yyyy-MM-dd"
          placeholder="请选择创建时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['group_buy:posts:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['group_buy:posts:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['group_buy:posts:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['group_buy:posts:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="postsList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="种草ID" align="center" prop="postId" />
      <el-table-column label="关联用户ID" align="center" prop="userId" />
      <el-table-column label="关联商品ID" align="center" prop="productId" />
      <el-table-column label="标题" align="center" prop="title" />
      <el-table-column label="内容" align="center" prop="content" />
      <el-table-column label="内容类型" align="center" prop="categoryType" />
      <el-table-column label="创建时间" align="center" prop="createdAt" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createdAt, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['group_buy:posts:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['group_buy:posts:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改用户种草内容对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="110px">
        <el-form-item label="关联用户ID" prop="userId">
          <el-select v-model="form.userId" placeholder="请选择">
            <el-option
              v-for="item in usersList"
              :key="item.userId"
              :label="item.username"
              :value="item.userId">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="关联商品ID" prop="productId">
          <el-select v-model="form.productId" placeholder="请选择">
            <el-option
              v-for="item in options"
              :key="item.productId"
              :label="item.title"
              :value="item.productId">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="关联分类ID" prop="categoryType">
          <el-select v-model="form.categoryType" placeholder="请选择">
            <el-option
              v-for="item in categoriesList"
              :key="item.categoryId"
              :label="item.categoryName"
              :value="item.categoryId">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入标题" />
        </el-form-item>
        <el-form-item label="商品图片地址" prop="imgList">
          <image-upload v-model="form.imgList"/>
        </el-form-item>
        <el-form-item label="内容">
          <editor v-model="form.content" :min-height="192"/>
        </el-form-item>
        <el-form-item label="创建时间" prop="createdAt">
          <el-date-picker clearable
            v-model="form.createdAt"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="请选择创建时间">
          </el-date-picker>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listPosts, getPosts, delPosts, addPosts, updatePosts } from "@/api/group_buy/posts";
import { listProducts} from "@/api/group_buy/products";
import { listUsers } from "@/api/group_buy/users";
import { listCategories } from "@/api/group_buy/categories";

export default {
  name: "Posts",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 用户种草内容表格数据
      postsList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 分类
      categoriesList:[],
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        userId: null,
        productId: null,
        title: null,
        content: null,
        categoryType: null,
        createdAt: null,
        imgList:null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        userId: [
          { required: true, message: "关联用户ID不能为空", trigger: "blur" }
        ],
        productId: [
          { required: true, message: "关联商品ID不能为空", trigger: "blur" }
        ],
        title: [
          { required: true, message: "标题不能为空", trigger: "blur" }
        ],
        content: [
          { required: true, message: "内容不能为空", trigger: "blur" }
        ],
      },
      // 商品数据列表
      options:[],
      // 用户列表数据
      usersList:[]
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询用户种草内容列表 */
    getList() {
      this.loading = true;
      listPosts(this.queryParams).then(response => {
        this.postsList = response.rows;
        this.total = response.total;
        this.loading = false;
        console.log(this.postsList);
        
      });
      listProducts().then(response => {
        this.options = response.rows;
      });
      listUsers().then(response => {
        this.usersList = response.rows;
      })
      listCategories().then(response => {
        this.categoriesList = response.rows;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        postId: null,
        userId: null,
        productId: null,
        title: null,
        content: null,
        categoryType: null,
        createdAt: null,
        imgList:null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.postId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加用户种草内容";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const postId = row.postId || this.ids
      getPosts(postId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改用户种草内容";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.postId != null) {
            updatePosts(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            this.form.imgList = this.form.imgList.split(',')
            addPosts(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const postIds = row.postId || this.ids;
      this.$modal.confirm('是否确认删除用户种草内容编号为"' + postIds + '"的数据项？').then(function() {
        return delPosts(postIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('group_buy/posts/export', {
        ...this.queryParams
      }, `posts_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
